What are static attributes?
How to initialize nsmutabledictionary in objective c?
Explain when to use nsarray and nsmutablearray. Which one is faster and threadsafe?
How can we put nil it into dictionary/array?
What are nsautoreleasepool?
What is a delegate? Can you retain delegates?
Is objective c superset of c?
How different is objective c from swift?
What can’t we put into an array or dictionary?
What is the difference between property and instance variable?
What is synthesized in objective-c?
What is toll-free bridging?
What are class b properties?
How to call a function in objective-c?
What is immutable infrastructure?